KR20060032434A - 광 조명 유닛 및 이를 갖는 액정표시장치 - Google Patents

광 조명 유닛 및 이를 갖는 액정표시장치 Download PDF

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Publication number
KR20060032434A
KR20060032434A KR1020040081381A KR20040081381A KR20060032434A KR 20060032434 A KR20060032434 A KR 20060032434A KR 1020040081381 A KR1020040081381 A KR 1020040081381A KR 20040081381 A KR20040081381 A KR 20040081381A KR 20060032434 A KR20060032434 A KR 20060032434A
Authority
KR
South Korea
Prior art keywords
light
incident
light emitting
illumination unit
light incident
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
KR1020040081381A
Other languages
English (en)
Korean (ko)
Inventor
차재록
이경돈
Original Assignee
삼성전자주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to KR1020040081381A priority Critical patent/KR20060032434A/ko
Priority to JP2004357782A priority patent/JP2006114467A/ja
Priority to TW094134098A priority patent/TW200615663A/zh
Priority to CNB2005101081651A priority patent/CN100465724C/zh
Priority to US11/247,794 priority patent/US20060078267A1/en
Publication of KR20060032434A publication Critical patent/KR20060032434A/ko
Priority to US12/170,484 priority patent/US20080297698A1/en
Withdrawn legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0018—Redirecting means on the surface of the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Led Device Packages (AREA)
KR1020040081381A 2004-10-12 2004-10-12 광 조명 유닛 및 이를 갖는 액정표시장치 Withdrawn KR20060032434A (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020040081381A KR20060032434A (ko) 2004-10-12 2004-10-12 광 조명 유닛 및 이를 갖는 액정표시장치
JP2004357782A JP2006114467A (ja) 2004-10-12 2004-12-10 光照明ユニット及びこれを有する液晶表示装置
TW094134098A TW200615663A (en) 2004-10-12 2005-09-29 Light illuminating unit and liquid crystal display device having the same
CNB2005101081651A CN100465724C (zh) 2004-10-12 2005-10-09 光照单元和具有其的液晶显示装置
US11/247,794 US20060078267A1 (en) 2004-10-12 2005-10-10 Light illuminating unit and liquid crystal display device having the same
US12/170,484 US20080297698A1 (en) 2004-10-12 2008-07-10 Light illuminating unit and liquid crystal display device having the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020040081381A KR20060032434A (ko) 2004-10-12 2004-10-12 광 조명 유닛 및 이를 갖는 액정표시장치

Publications (1)

Publication Number Publication Date
KR20060032434A true KR20060032434A (ko) 2006-04-17

Family

ID=36145432

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020040081381A Withdrawn KR20060032434A (ko) 2004-10-12 2004-10-12 광 조명 유닛 및 이를 갖는 액정표시장치

Country Status (5)

Country Link
US (2) US20060078267A1 (enExample)
JP (1) JP2006114467A (enExample)
KR (1) KR20060032434A (enExample)
CN (1) CN100465724C (enExample)
TW (1) TW200615663A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100784023B1 (ko) * 2006-03-20 2007-12-07 엘지이노텍 주식회사 백라이트 유닛 및 이를 구비하는 액정표시장치
KR101043189B1 (ko) * 2009-04-16 2011-06-21 주식회사 이라이콤 백라이트 유닛용 엘이디 도광판 모듈
US10168462B2 (en) 2015-06-10 2019-01-01 Samsung Display Co., Ltd. Backlight unit including light guide plate having inclined reflective surface and display device including the same

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070045640A1 (en) * 2005-08-23 2007-03-01 Erchak Alexei A Light emitting devices for liquid crystal displays
CN100412573C (zh) * 2005-04-15 2008-08-20 鸿富锦精密工业（深圳）有限公司 双面导光板、面光源装置及显示装置
JP4729720B2 (ja) * 2005-12-21 2011-07-20 株式会社 日立ディスプレイズ 面状照明装置及びこの面状照明装置をバックライトとした液晶表示装置
FR2912225B1 (fr) * 2007-02-01 2009-10-23 Faurecia Interieur Ind Snc Dispositif d'injection de lumiere,et element a source etendue de lumiere
JP4627070B2 (ja) * 2007-07-03 2011-02-09 シャープ株式会社 Ｌｅｄ光源体、光源ユニットおよび液晶表示装置
TWI410714B (zh) * 2008-09-25 2013-10-01 Au Optronics Corp 側光式背光模組及其操作方法
EP2380048A1 (en) * 2008-12-16 2011-10-26 Koninklijke Philips Electronics N.V. Device for mixing light
JP5417031B2 (ja) * 2009-05-12 2014-02-12 株式会社ジャパンディスプレイ 液晶表示装置
KR101546741B1 (ko) * 2009-05-13 2015-08-25 삼성디스플레이 주식회사 광 출사 모듈 및 이를 갖는 표시장치
TWI406056B (zh) * 2009-12-04 2013-08-21 Au Optronics Corp 背光模組結構
TW201209483A (en) * 2010-08-18 2012-03-01 Coretronic Corp Backlight module and display device having the same
JP5950320B2 (ja) 2010-11-10 2016-07-13 日本電気株式会社 電子機器
TWI407057B (zh) * 2010-12-03 2013-09-01 Au Optronics Corp 發光單元
KR101759636B1 (ko) * 2011-01-19 2017-07-21 삼성디스플레이 주식회사 표시 장치
WO2012111283A1 (ja) * 2011-02-15 2012-08-23 三菱電機株式会社 面光源装置及び液晶表示装置
CN102200239A (zh) * 2011-05-27 2011-09-28 苏州茂立光电科技有限公司 背光模块
WO2012164885A1 (ja) * 2011-06-03 2012-12-06 シャープ株式会社 照明装置及びそれを備えた液晶表示装置
TWI468802B (zh) 2011-11-10 2015-01-11 Au Optronics Corp 背光模組
CN103375705B (zh) * 2012-04-23 2015-08-05 中强光电股份有限公司 光源模组
CN104620041B (zh) * 2012-09-13 2016-09-21 三菱电机株式会社 面光源装置以及使用该面光源装置的显示装置
KR102404940B1 (ko) * 2015-06-15 2022-06-08 삼성디스플레이 주식회사 표시 장치
CN106555949B (zh) * 2015-09-23 2019-09-10 元太科技工业股份有限公司 前光模块及显示模块
US9772439B2 (en) * 2016-02-05 2017-09-26 Sharp Kabushiki Kaisha Thin backlight with reduced bezel width
KR102626224B1 (ko) * 2016-08-31 2024-01-17 삼성디스플레이 주식회사 광 출사 모듈 및 이를 포함하는 표시 장치
CN107144915A (zh) * 2017-06-23 2017-09-08 青岛海信移动通信技术股份有限公司 侧入式背光模组
US10571626B2 (en) * 2018-03-30 2020-02-25 Panasonic Liquid Crystal Display Co., Ltd. Backlight unit of display device
TWI668722B (zh) * 2019-01-30 2019-08-11 群光電能科技股份有限公司 發光鍵盤及其發光模組
CN115731810A (zh) * 2021-08-31 2023-03-03 成都辰显光电有限公司 显示面板及显示装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001035222A (ja) * 1999-07-23 2001-02-09 Minebea Co Ltd 面状照明装置
JP4260358B2 (ja) * 2000-12-01 2009-04-30 日本ライツ株式会社 導光板および平面照明装置
KR100783592B1 (ko) * 2002-02-05 2007-12-07 삼성전자주식회사 조명장치 및 이를 백라이트로 채택한 표시장치
CN2544305Y (zh) * 2002-05-28 2003-04-09 三和企业股份有限公司 一种导光板结构
CN1504767A (zh) * 2002-11-29 2004-06-16 鸿富锦精密工业（深圳）有限公司 导光板及采用该导光板的光源系统
CN2594826Y (zh) * 2002-12-21 2003-12-24 鸿富锦精密工业（深圳）有限公司 背光装置
JP4127076B2 (ja) * 2003-02-28 2008-07-30 ソニー株式会社 光学素子用バックライト
CN2618186Y (zh) * 2003-05-15 2004-05-26 三和企业股份有限公司 改良的光源导光板结构
CN1570720A (zh) * 2003-07-23 2005-01-26 鸿富锦精密工业（深圳）有限公司 背光源装置和液晶显示器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100784023B1 (ko) * 2006-03-20 2007-12-07 엘지이노텍 주식회사 백라이트 유닛 및 이를 구비하는 액정표시장치
KR101043189B1 (ko) * 2009-04-16 2011-06-21 주식회사 이라이콤 백라이트 유닛용 엘이디 도광판 모듈
US10168462B2 (en) 2015-06-10 2019-01-01 Samsung Display Co., Ltd. Backlight unit including light guide plate having inclined reflective surface and display device including the same

Also Published As

Publication number Publication date
US20060078267A1 (en) 2006-04-13
US20080297698A1 (en) 2008-12-04
JP2006114467A (ja) 2006-04-27
TW200615663A (en) 2006-05-16
CN1760731A (zh) 2006-04-19
CN100465724C (zh) 2009-03-04

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